20TH AVE over RTE I678, RTE I678


+40.78171, -73.82499
40°46'54" N, 73°49'30" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:20TH AVE over RTE I678, RTE I678
Structure number:000000001065190
Location:1.5 MI NE I678 & SH 25A
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:75.8 ft. [23.1 m]
Total length:157.8 ft. [48.1 m]
Roadway width between curbs:65.9 ft. [20.1 m]
Deck width edge-to-edge:84.3 ft. [25.7 m]
Vertical clearance below bridge:14.8 ft. [4.5 m]
Skew angle:17°
Owner:State Highway Agency [01]
Year built:1963
Year reconstructed:2003
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: April 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:18,746 [as of 2011]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:106.8 tons [97.1 metric tons]
Inventory rating:63.9 tons [58.1 metric tons]
Sufficiency rating:73.8
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$706,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201673.8FairGoodSatisfactoryGoodFO18746
April 201473.8FairGoodSatisfactoryGoodFO18746
April 201273.8FairGoodSatisfactoryGoodFO18800
May 201073.0FairGoodSatisfactoryGood-30948
May 200873.0FairGoodSatisfactoryGood-30948
May 200674.0FairGoodSatisfactoryGood-30948
April 200474.0FairGoodSatisfactorySatisfactory-30948
June 200262.9FairGoodFairSatisfactoryFO27127
May 200074.3FairGoodSatisfactorySatisfactoryFO27127
August 199874.3GoodVery GoodGoodGoodFO27127
October 199644.2PoorVery GoodPoorPoor-25622
August 199463.3FairVery GoodVery GoodFair-13360
October 199263.3FairVery GoodVery GoodFair-13360
November 199074.6FairVery GoodVery GoodSatisfactory-13360